CN102535043A - Adjustment structure of thread cutting device for sewing machine - Google Patents
Adjustment structure of thread cutting device for sewing machine Download PDFInfo
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- CN102535043A CN102535043A CN2010106007824A CN201010600782A CN102535043A CN 102535043 A CN102535043 A CN 102535043A CN 2010106007824 A CN2010106007824 A CN 2010106007824A CN 201010600782 A CN201010600782 A CN 201010600782A CN 102535043 A CN102535043 A CN 102535043A
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- cutter
- fixing piece
- plastic cutter
- press fixing
- trap shell
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Abstract
The invention discloses an adjustment structure of a thread cutting device for a sewing machine, which is characterized in that a blade is assembled at the front end of a cutter holder, a hooking cutter is arranged on one side of the blade, a hooking cutter pressing and pulling piece is arranged beside the hooking cutter to be abutted to the hooking cutter, a thread clamping elastic sheet is positioned in front of the pressing and pulling piece and contacts with the hooking cutter, and a pressing and pulling piece adjustment part and an elastic sheet adjustment part are screwed on a fixed plate assembled on the cutter holder and are abutted to the hooking cutter pressing and pulling piece and the thread clamping elastic sheet respectively. Therefore, by the aid of the design that the pressing and pulling piece adjustment part and the elastic sheet adjustment part are arranged to be correspondingly abutted to the hooking cutter pressing and pulling piece and the thread clamping elastic sheet, tightness of the hooking cutter pressing and pulling piece abutted to the hooking cutter and tightness of the thread clamping elastic sheet clamping sewing thread ends can be adjusted respectively, so that practically substantial benefits are conformed.
Description
Technical field
The invention relates to a kind of string cutter for sewing machine adjustment structure, refer to that especially a kind of plastic cutter press fixing piece of can regulating respectively supports the elasticity of urgent plastic cutter and the string cutter for sewing machine adjustment structure that the Trap shell splinter folder is established suture the end of a thread elasticated.
Background technology
Traditional Sewing machines is one and connects a ground and become a string in succession by the suture that does not cut off as yet when the sewing object, wait make accomplish some after, so the cutting off with scissors an of part of object that will be linked to each other by the suture bunchiness again is very time-consuming on the implementation consumption worker.
Constantly research and develop improvement through the dealer; All be equipped with automatic tangent mechanism on the existing sewing machine; In using is that object at each sewing is cut off suture during in the sewing end of job by the object suture; And follow-up for ease sewing operation can be proceeded, and cable cutter is in the end of a thread of suture is fixed on the cable cutter.
Seeing also TaiWan, China and announce M310904 number " the cable cutter improvement () of Sewing machines ", be existing common string cutter for sewing machine, is to make this cable cutter be assembled in the car pin suture side of Sewing machines; It mainly is in substrate winding tool rest, establishes blade in the tool rest front group again, and a sliding seat and plastic cutter are pivoted on tool rest again; This sliding seat can receive a swing arm driving and slippage is colluded the suture of picking up the car so that be mounted on the plastic cutter slip of sliding seat, and the group that on tool rest, is spirally connected is again established folded mutually plastic cutter press fixing piece and Trap shell splinter; Be that the plastic cutter press fixing piece is oppressed on plastic cutter, be affixed on blade and plastic cutter is supported, Trap shell splinter then pastes and touches on plastic cutter in addition; By this, when swing arm promotes sliding seat and plastic cutter advances, and plastic cutter is colluded pull suture; So that suture is pulled back, through when the blade, promptly suffer the blade severing in suture; Thereupon, suture the end of a thread of this severing just can receive plastic cutter and Trap shell splinter folded establish fixing, in order to the carrying out of follow-up sewing operation.
Yet according to existing string cutter for sewing machine design, its plastic cutter press fixing piece and Trap shell splinter are to be spirally connected jointly with screw to be mounted on tool rest; Paste too closely when plastic cutter and blade support, cause between plastic cutter and blade frictional force excessive, and action has some setbacks; In the time of the spacing of loose plastic cutter and blade must being transferred, screw is transferred pine, to alleviate the plastic cutter press fixing piece to the plastic cutter forces; But can be transferred pine simultaneously with the Trap shell splinter that the plastic cutter press fixing piece is established with the screw spiral shell; So that when suture was cut off, the end of a thread of suture can't be established by stable folder and be fixed on the cable cutter, causes the facts of unfavorable subsequent jobs such as suture wire lead drop out.
Other sees also TaiWan, China and announces M274378 number " Sewing machines automatic tangent apparatus ", TaiWan, China and announce " automatic tangent apparatus of Sewing machines ", TaiWan, China that M293924 number " Sewing machines automatic tangent improved device ", TaiWan, China announce M326537 number and announce " the cable cutter improvement of Sewing machines " that M347417 number " Sewing machines automatic tangent structural improvement " and TaiWan, China are announced No. 494927 ... Etc. case before the patent; Can adjust together with Trap shell splinter when being set forth in adjustment plastic cutter press fixing piece on also all having; So that when tightening Trap shell splinter; Also the plastic cutter press fixing piece is tightened; Cause plastic cutter excessive because of rubbing; Situation that can't smooth and easy action; Or when transferring the packing degree of loose plastic cutter press fixing piece, also transfer pine together with Trap shell splinter to plastic cutter, cause Trap shell splinter to be difficult to clamp really suture the end of a thread etc. and do not meet the required situation of actual use.
The inventor has above-mentioned many disappearances because existing string cutter for sewing machine designs on using; Rely on it for many years in the manufacturing of association area and assisting a ruler in governing a country of design experiences and knowledge; And, do the research and development improvement upgraded to existing Sewing machines thread cutting device through clever thought in many ways, create the present invention and grind.
Summary of the invention
The cable cutter adjustment structure that the purpose of this invention is to provide a kind of Sewing machines can be regulated the plastic cutter press fixing piece respectively and supported the elasticity and the Trap shell splinter folder of compeling plastic cutter and establish suture the end of a thread elasticated, so that adjustment is more smooth and easy, reliable and meet actual use needs.
The string cutter for sewing machine adjustment structure of the utility model is characterized in that: be provided with tool rest, be provided with blade in the tool rest front group; Be provided with plastic cutter in the blade side, be provided with the plastic cutter press fixing piece in the plastic cutter side, the plastic cutter press fixing piece presses on the plastic cutter; Be provided with a Trap shell splinter again in addition, this Trap shell splinter leading edge is positioned at plastic cutter press fixing piece the place ahead, touches to paste mutually with plastic cutter; Plastic cutter press fixing piece and Trap shell splinter are locked on the tool rest; Be provided with fixed head in the tool rest group again, and on fixed head, be bolted with press fixing piece adjustment part and shell fragment adjustment part, be located on plastic cutter press fixing piece and the Trap shell splinter to support respectively.
The present invention further is provided with open-work on Trap shell splinter; And make press fixing piece adjustment part one end pass the open-work of this Trap shell splinter; Be located on the plastic cutter press fixing piece to support; By this, so that the present invention is implemented on the plastic cutter press fixing piece and Trap shell splinter is the string cutter for sewing machine that relative position is set up, facility is carried out the adjustment action of plastic cutter press fixing piece and Trap shell splinter.
The present invention further is provided with to piece, to support the adjustment part be located at Trap shell splinter, according to this, with Trap shell splinter between more large-area the contact arranged, and Trap shell splinter is carried out more stable adjustment.
The useful technique effect of the utility model is: it is corresponding to the press fixing piece adjustment part of establishing and the design of shell fragment adjustment part to utilize plastic cutter press fixing piece and Trap shell splinter respectively to be provided with; Just can regulate the plastic cutter press fixing piece respectively and support the elasticity of urgent plastic cutter and the elasticated that the Trap shell splinter folder is established suture the end of a thread, to meet the real benefit in the practicality.
Description of drawings
Fig. 1 is a three-dimensional exploded view of the present invention.
Fig. 2 is a stereogram of the present invention.
Fig. 3 is a cutaway view of the present invention.
Fig. 4 is an another embodiment three-dimensional exploded view of the present invention.
Fig. 5 is an another embodiment stereogram of the present invention.
Fig. 6 is an another embodiment cutaway view of the present invention.
Fig. 7 is the another embodiment of the present invention three-dimensional exploded view.
Fig. 8 is the another embodiment of the present invention stereogram.
Fig. 9 is the another embodiment of the present invention cutaway view.
The specific embodiment
Be the effect that makes technological means of the present invention and can reach, can have more complete and clearly exposure that existing conjunction with figs. is elaborated as follows to the present invention:
At first, seeing also Fig. 1～shown in Figure 3, is string cutter for sewing machine adjustment structure of the present invention; Be to make the cable cutter of Sewing machines be provided with blade 2, be provided with plastic cutter 3 in blade 2 sides again, and be provided with plastic cutter press fixing piece 4 in plastic cutter 3 sides in tool rest 1 front group; And these plastic cutter press fixing piece 4 leading edges are pressed on the plastic cutter 3, be provided with a Trap shell splinter 5 again in addition, and make these Trap shell splinter 5 leading edges be positioned at plastic cutter press fixing piece 4 the place aheads; Touch to paste mutually, plastic cutter press fixing piece 4 and Trap shell splinter 5 ends are locked on the tool rest 1, be provided with fixed head 6 for 1 group in tool rest again with plastic cutter 3; And on fixed head 6, be bolted with press fixing piece adjustment part 7 and shell fragment adjustment part 8, and to be located on plastic cutter press fixing piece 4 and the Trap shell splinter 5 to support respectively, a sliding seat is pivoted on the tool rest 1; And sliding seat and plastic cutter 3 are connected with group, and sliding seat and a swing arm one end are connected.
In view of the above, when assembling is used, please consulting Fig. 1～shown in Figure 3 again, is the car pin suture side that cable cutter of the present invention is assembled in Sewing machines, makes tool rest 1 be locked in the substrate of Sewing machines, and swing arm and substrate are articulated, and end and power source are done winding in addition to make swing arm again;
In this, when each object of Sewing machines sewing in end, in the time of must suture being cut off; The power source of cable cutter promptly drives swinging arm, continues it, and the sliding seat of joining with swing arm is promoted by swing arm; Protrude out forward and drive the plastic cutter 3 be connected with group, with near and collude the suture of pulling, continuous it; Suture is retracted blade 2 places, so that suture is cut off, and after suture is pulled back by plastic cutter 3 to cut off; The end of a thread of suture can receive the folder of Trap shell splinter 5 and pull, and suture the end of a thread folder is established be fixed in 5 of plastic cutter 3 and Trap shell splinters, to treat the enforcement of next sewing operation.
And when using enforcement,, can adjust the press fixing piece adjustment part 7 that is bolted on the fixed head 6 if the user finds plastic cutter 3 situation that action has some setbacks or suture can't cut off; The degree of compeling of supporting with lax 7 pairs of plastic cutter press fixing pieces 4 of press fixing piece adjustment part; And then the plastic cutter press fixing piece 4 of loosening is the forces of plastic cutter 3 pushing and pressing to blade 2, according to this, and to reduce the friction of 2 on plastic cutter 3 and blade; Reach the effect that makes plastic cutter 3 smooth and easy actions; In addition when suture can't effectively cut off, then must tighten the power of compeling of supporting of 7 pairs of plastic cutter press fixing pieces 4 of press fixing piece adjustment part so that plastic cutter press fixing piece 4 push against plastic cutter 3 suitable fit in blade 2; Suture reduces and the gap of 2 on blade, so that can be cut off during through blade 2 pulled back by plastic cutter 3 really.
When the user finds that Trap shell splinter 5 is difficult to well clamp suture the end of a thread, then can adjust shell fragment adjustment part 8, in addition so that shell fragment adjustment part 8 pushes Trap shell splinter 5; Make Trap shell splinter 5 more fit tightly plastic cutter 3, and make plastic cutter 3 suture of pulling back, and when suture cut off; The end of a thread of suture can well firm folder be pulled in 5 of plastic cutter 3 and Trap shell splinters, the taking of suture the end of a thread during with convenient next sewing operation, according to this; The present invention is the adjustment with plastic cutter press fixing piece 4 and Trap shell splinter 5 degrees of tightness; Regulate with press fixing piece adjustment part 7 and shell fragment adjustment part 8 respectively, so can when transferring the forces of 7 pairs of plastic cutter press fixing pieces 4 of loose press fixing piece adjustment part, still can keep the clamping force of 5 pairs of suture the end of a thread of Trap shell splinter; Or at the packing degree that tightens 8 pairs of Trap shell splinters 5 of shell fragment adjustment part; Trap shell splinter 5 can be clamped when suture the end of a thread really, still keep the smoothness of plastic cutter 3 actions, more meet the required benefit of actual use and reach.
Seeing also Fig. 4～shown in Figure 6 again, be another embodiment of the present invention, is to make Trap shell splinter 5 be provided with open-work 51; And press fixing piece adjustment part 7 one ends that spiral shell is located on the fixed head 6 pass set open-work 51 on this Trap shell splinter 5, to support under the pressure of on the plastic cutter press fixing piece 4, in this; Can implement to be used on the string cutter for sewing machine that plastic cutter press fixing piece 4 and Trap shell splinter 5 relative positions set up, and make this plastic cutter press fixing piece 4 and Trap shell splinter 5 be the string cutter for sewing machine kenel that relative position is set up, also can implement plastic cutter press fixing piece 4 and Trap shell splinter 5 are imposed respectively the manner of execution of adjustment; During with or consolidation too lax in plastic cutter 3; Can singly adjust, and can not have influence on the elasticity of Trap shell splinter 5, in addition when adjusting the degree of tightness of Trap shell splinter 5 with regard to the packing degree of 4 pairs of plastic cutters 3 of plastic cutter press fixing piece; Also can not influence the smoothness of plastic cutter 3 actions; In view of the above, so that other plants the string cutter for sewing machine of form, also can reach the pull effect of suture the end of a thread elasticity of adjusting plastic cutter 3 elasticities out of the ordinary and folder.
Other sees also Fig. 7～shown in Figure 9, is another embodiment of the present invention, is to make Trap shell splinter 5 be provided with open-work 51; And press fixing piece adjustment part 7 one ends that spiral shell is located on the fixed head 6 pass set open-work 51 on this Trap shell splinter 5, to support under the pressure of on the plastic cutter press fixing piece 4, are provided with one in fixed head 6 sides again in addition and support piece 9; And make this support piece 9 and be formed with one, be located at Trap shell splinter 5, wear the shell fragment adjustment part 8 that is spirally connected through tool rest 1 by supporting piece 9 to support to the end 91 of pulling; Support the supporting of 91 pairs of Trap shell splinters 5 of holding to pulling of piece 9 with adjustment and compel elasticity; And then regulate the degree of tightness that Trap shell splinter 5 folders are established suture the end of a thread, when desire is adjusted the smoothness of plastic cutter 3 actions in addition, then can the press fixing piece adjustment part 7 that pass Trap shell splinter 5 its open-works 51 be done suitable adjusting; So that plastic cutter press fixing piece 4 can appropriateness support under the pressure of plastic cutter 3; And then make 2 on plastic cutter 3 and blade keep suitable gaps, plastic cutter 3 can smooth and easyly be moved, again can with blade 2 jointly with the certain mutilator of suture.
Can know that by said structure and embodiment the present invention has following advantage:
1. string cutter for sewing machine of the present invention is to make plastic cutter press fixing piece and Trap shell splinter respectively be provided with corresponding press fixing piece adjustment part and the shell fragment adjustment part of establishing that support; Support the elasticity of urgent plastic cutter and the elasticity that the Trap shell splinter folder is established suture the end of a thread to regulate the plastic cutter press fixing piece respectively; According to this; Avoiding plastic cutter press fixing piece and the Trap shell splinter plastic cutter that mutual interlock is caused can smooth and easy the action, Trap shell splinter but can't clamp suture the end of a thread etc. and not meet and use required minus effect person.
2. string cutter for sewing machine of the present invention is to make Trap shell splinter be provided with open-work; And make press fixing piece adjustment part one end pass the open-work of this Trap shell splinter; Be located on the plastic cutter press fixing piece to support, design by this just can be used on the string cutter for sewing machine that plastic cutter press fixing piece and Trap shell splinter relative position set up; So that this plastic cutter press fixing piece and Trap shell splinter are the string cutter for sewing machine that relative position is set up, also can make its plastic cutter press fixing piece and Trap shell splinter do the action of adjustment out of the ordinary.
3. string cutter for sewing machine of the present invention is provided with to piece with as supporting the adjustment part establish Trap shell splinter, with Trap shell splinter between more large-area the contact arranged, according to this, certain Trap shell splinter is carried out the attemperator more to stablize.
In sum, the embodiment of the invention really can reach expect effect, the concrete structure that it disclosed again; Not only be not seen in like product, also be not disclosed in application before, really meet the regulation and the requirement of Patent Law fully; The existing application that in accordance with the law proposes patent of invention; Earnestly ask and give examination, and grant quasi patent, then the true feeling moral just.
Claims (4)
1. a string cutter for sewing machine adjustment structure is characterized in that: be provided with tool rest (1), be provided with blade (2) in tool rest (1) front group; Be provided with plastic cutter (3) in blade (2) side; Be provided with plastic cutter press fixing piece (4) in plastic cutter (3) side, plastic cutter press fixing piece (4) presses on the plastic cutter (3), is provided with a Trap shell splinter (5) in addition again; This Trap shell splinter (5) leading edge is positioned at plastic cutter press fixing piece (4) the place ahead; Touch to paste mutually with plastic cutter (3), plastic cutter press fixing piece (4) and Trap shell splinter (5) are locked on the tool rest (1), are provided with fixed head (6) in tool rest (1) group again; And on fixed head (6), be bolted with press fixing piece adjustment part (7) and shell fragment adjustment part (8), be located on plastic cutter press fixing piece (4) and the Trap shell splinter (5) to support respectively.
2. string cutter for sewing machine adjustment structure according to claim 1; It is characterized in that; This plastic cutter press fixing piece (4) is relative setting up with Trap shell splinter (5); On Trap shell splinter (5), further be provided with open-work (51), so that spiral shell is located at the open-work (51) that press fixing piece adjustment part (7) one ends on the fixed head (6) pass this Trap shell splinter (5), to support under the pressure of on the plastic cutter press fixing piece (4).
3. string cutter for sewing machine adjustment structure according to claim 1; It is characterized in that; This plastic cutter press fixing piece (4) and Trap shell splinter (5) are relative setting up, and on Trap shell splinter (5), further are provided with open-work (51), so that spiral shell is located at the open-work (51) that press fixing piece adjustment part (7) one ends on the fixed head (6) pass this Trap shell splinter (5); To support under the pressure of on the plastic cutter press fixing piece (4); Be provided with one in addition again and support piece (9), support piece (9) to being located at Trap shell splinter (5), shell fragment adjustment part (8) is through tool rest (1) and support piece (9) bolt.
4. string cutter for sewing machine adjustment structure according to claim 3 is characterized in that, should support piece (9) and further be shaped to pulling end (91) in an end, is located at Trap shell splinter (5) to support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010600782.4A CN102535043B (en) | 2010-12-13 | 2010-12-13 | Adjustment structure of thread cutting device for sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010600782.4A CN102535043B (en) | 2010-12-13 | 2010-12-13 | Adjustment structure of thread cutting device for sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102535043A true CN102535043A (en) | 2012-07-04 |
| CN102535043B CN102535043B (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010600782.4A Expired - Fee Related CN102535043B (en) | 2010-12-13 | 2010-12-13 | Adjustment structure of thread cutting device for sewing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806227A (en) * | 2012-11-08 | 2014-05-21 | 顾飞龙 | Stitch pressing and cutting device of overlock stitching machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6814018B1 (en) * | 2003-10-29 | 2004-11-09 | Shing Ray Sewing Machine Co., Ltd. | Automatic thread cutting apparatus for sewing machines |
| CN201043233Y (en) * | 2007-03-21 | 2008-04-02 | 翔大机械股份有限公司 | Automatic thread cutting device of sewing machine |
| CN101424015A (en) * | 2007-10-29 | 2009-05-06 | 大和缝纫机制造株式会社 | Wire-cutting device for sewing machine |
| CN201942880U (en) * | 2010-12-13 | 2011-08-24 | 顾飞龙 | Regulating structure of sewing machine line cutter |
-
2010
- 2010-12-13 CN CN201010600782.4A patent/CN102535043B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6814018B1 (en) * | 2003-10-29 | 2004-11-09 | Shing Ray Sewing Machine Co., Ltd. | Automatic thread cutting apparatus for sewing machines |
| CN201043233Y (en) * | 2007-03-21 | 2008-04-02 | 翔大机械股份有限公司 | Automatic thread cutting device of sewing machine |
| CN101424015A (en) * | 2007-10-29 | 2009-05-06 | 大和缝纫机制造株式会社 | Wire-cutting device for sewing machine |
| CN201942880U (en) * | 2010-12-13 | 2011-08-24 | 顾飞龙 | Regulating structure of sewing machine line cutter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806227A (en) * | 2012-11-08 | 2014-05-21 | 顾飞龙 | Stitch pressing and cutting device of overlock stitching machine |
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| Publication number | Publication date |
|---|---|
| CN102535043B (en) | 2015-04-15 |
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Granted publication date: 20150415 Termination date: 20171213 |
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